barium carbonate

noun

, Chemistry.

1. a white, poisonous, water-insoluble powder, BaCO 3 , used chiefly in the manufacture of rodenticides, paints, and dyes.

Word History and Origins

Origin of barium carbonate¹

First recorded in 1870–75

Example Sentences

It was then evaporated to a small bulk, neutralized with barium carbonate and extracted with ether.

From Project Gutenberg

The excess of lead was removed by sulphuric acid, and the sulphuric acid was removed by barium carbonate.

From Project Gutenberg

If the soda alone gave a further precipitate of barium carbonate, this may, perhaps, be due to the presence of bicarbonates.

From Project Gutenberg

A little barium carbonate added to the clay will help to effect a cure.

From Project Gutenberg

It can also be obtained by suspending barium carbonate in boiling water and passing in chlorine.

From Project Gutenberg